Any living creature; an animal; -- including man, insects, etc.
- An animal other than a human, especially a large four-footed mammal.
- New England & Southern U.S. A large domestic animal, especially a horse or bull.
- Animal nature as opposed to intellect or spirit: "So far the beast in us has insisted upon having its full say” ( William Dean Howells).
- A brutal, contemptible person.